##c trail prompted the ms ##hd to " widen its deck by five feet [ 1 @ . @ 5 m ] and install new guard ##rail ##s in the 1929 – 1930 bien ##nium " along with the addition of decorative retaining walls . the last of the historic bridges along a former segment of us 2 is the structure carrying ash ##mun street ( bs i ‑ 75 ) over the power canal in saul ##t ste . marie . built in 1934 , it is one of only three steel arch bridges in the state . the 42 @ - @ foot @ - @ wide ( 13 m ) and 257 @ - @ foot @ - @ long ( 78 m ) structure
##c trail prompted the mshd to " widen its deck by five feet [ 1 @. @ 5 m ] and install new guardrails in the 1929 – 1930 biennium " along with the addition of decorative retaining walls. the last of the historic bridges along a former segment of us 2 is the structure carrying ashmun street ( bs i ‑ 75 ) over the power canal in sault ste. marie. built in 1934, it is one of only three steel arch bridges in the state. the 42 @ - @ foot @ - @ wide ( 13 m ) and 257 @ - @ foot @ - @ long ( 78 m ) structure